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Understanding Communications Networks on the Internet

Explore the world of communications, networks, and the internet. Learn how data is transferred, how networks operate, and the role of the World Wide Web. Discover web browsing, search tools, multimedia content, and educational implications of internet services.

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Understanding Communications Networks on the Internet

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Presentation Transcript

  1. By: Jordan Hale, McKenzie Kratts, Victoria Lee, and Lakin Burnett Communications, Networks, the Internet, and the World Wide Web

  2. WHAT IS COMMUNICATIONS? • Sometimes called telecommunications • Describes a process in which two or more computers or devices transfer data, instructions, and information. • Communicating technology allows us relay information more efficiently

  3. COMMUNICATIONS SYSTEM • Consists of three components: • Transmitter • Channel • Receiver

  4. NETWORKING IN SCHOOLS • Used for three reasons: • To share hardware and software resources • Enable communications among schools and other organizations • Connect students and teachers to the internet

  5. HOW DOES THE INTERNET WORK? • Data is divided into small pieces called packets. • Packets travel over the internet via routers. • At the destination, the packets are reassembled into the original message.

  6. WORLD WIDE WEB • Worldwide collection of electronic documents that have built-in hyperlinks to other related documents. • These links allow users to quickly jump from one page to another. • A web page is an electronic document viewed on the web.

  7. HOW A WEB PAGE WORKS • Web pages contain text, graphics, video, and sound. • Hypertext • Hypermedia • Three types of hyperlinks: • Target • Relative • Absolute

  8. WEB BROWSER SOFTWARE • Web browser- a program that interprets HTML and displays Web pages and enables you to link to other Web pages and Web sites.

  9. WEB SEARCH TOOLS • Search tools- enable users to locate information found at Web sites all over the world. • Search engine • Subject directory

  10. MULTIMEDIA PRODUCTS AVAILABLE ON THE WEB • Multimedia- the combination of graphics, annimation, audio, video, and virtual reality. • Brings Web page to life • Makes internet more entertaining place to explore

  11. INTERNET SERVICES • Email • Newsgroups • Chat rooms • Instant messaging

  12. EDUCATIONAL IMPLICATIONS • Information • Entertainment • Business

  13. CONNECTING TO THE INTERNET • Dial up • Cable modem • DSL • Satellite modem

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